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PSI gauges which one is correct ?
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17-07-06, 05:23 PM
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SpankyHam
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PSI gauges which one is correct ?
OK I bought one of these foot pumps.
Checked rear tyre pressure : 22 PSI
Used the little calibrated PSi gauge that mot testers use... :33 PSI
Went to my local BP Garage : 36 PSI ( 2 miles so I doubt that's due to heat)
WTF